i2c_device_info_name
len = strlcpy(buf, i2c_device_info_name(info), buflen);
name = i2c_device_info_name(info);
extern const char *i2c_device_info_name(const i2c_dev_info_t *);
if (strcmp(i2c_device_info_name(info), dd->dd_name) != 0) {
dd->dd_path, i2c_device_info_name(info), dd->dd_name);